HP-UX Reference (11i v3 07/02) - 2 System Calls (vol 5)

s
sysconf(2) sysconf(2)
Positive if the system supports POSIX Asynchronous Input and Output.
POSIX_BARRIERS
(_SC_BARRIERS )
Equal to
200112 if the Barriers option is supported;
-1 otherwise.
POSIX_CLOCK_SELECTION
(_SC_CLOCK_SELECTION
)
Equal to
200112 if the Clock Selection option is supported;
-1 otherwise.
POSIX_CPUTIME
(_SC_CPUTIME )
Equal to
200112 if the Process CPU-Time Clocks option is supported;
-1
otherwise.
POSIX_FSYNC (_SC_FSYNC)
Positive if the File Synchronization option is supported (see fsync(2)).
POSIX_IPV6 (_SC_IPV6)
Equal to 200112 if the IPv6 option is supported; -1 otherwise.
POSIX_JOB_CONTROL
(_SC_JOB_CONTROL)
Positive if the system supports POSIX job control;
-1
otherwise.
POSIX_MAPPED_FILES
(_SC_MAPPED_FILES)
Positive if the system supports POSIX memory locking (see mlockall(2),
munlockall(2)).
POSIX_MEMLOCK (_SC_MEMLOCK)
Positive if the system supports POSIX memory mapped files.
POSIX_MEMLOCK_RANGE
(_SC_MEMLOCK_RANGE)
Positive if the system supports POSIX memory range locking.
POSIX_MEMORY_PROTECTION
(_SC_MEMORY_PROTECTION
)
Positive if the system supports POSIX memory protection.
POSIX_MESSAGE_PASSING
(_SC_MESSAGE_PASSING
)
Positive if the system supports POSIX Prioritized Input and Output.
POSIX_MONOTONIC_CLOCK
(_SC_MONOTONIC_CLOCK
)
Equal to
200112 if the Monotonic Clock option is supported; -1 other-
wise.
POSIX_PRIORITIZED_IO
(_SC_PRIORITIZED_IO)
Positive if the system supports POSIX message queues.
POSIX_PRIORITY_SCHEDULING
(_SC_PRIORITY_SCHEDULING)
Positive if the system supports POSIX.4 priority scheduling; -1 otherwise.
POSIX_RAW_SOCKETS (_SC_RAW_SOCKETS)
Equal to
200112 if the Raw Sockets option is supported; -1 otherwise.
POSIX_READER_WRITER_LOCKS
(_SC_READER_WRITER_LOCKS)
Equal to 200112 if the Read-Write Locks option is supported; -1 other-
wise.
POSIX_REALTIME_SIGNALS
(_SC_REALTIME_SIGNALS)
480 Hewlett-Packard Company − 5 − HP-UX 11i Version 3: February 2007